Arvid Berndtsson
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cli

4 items tagged with cli

Blog (2)

Jul 15, 2025

A Practical Guide to Preventing Subdomain Hijacking

Forgetting to delete an old DNS record can leave you vulnerable to subdomain hijacking. Attackers can claim your unused addresses to host malicious content under your brand's name. Learn how to find and fix these dangling pointers with o...

Mar 18, 2025

Why LazyGit is My Favorite Git Tool (Even Over the CLI)

I’ve used plenty of Git tools—Sourcetree, GitHub Desktop, Gitbutler—but none of them stuck. Then, I found LazyGit. It’s fast, efficient, and keeps the power of Git at my fingertips without the friction of typing everything manually. Here...

Projects (2)

Feb 10, 2026

rurl

A rough cURL-like CLI written in Rust for learning and experimentation.

GitHub
A black rook with a blue-gray background behind it.
Jul 1, 2025

Chess MCP

A chess engine and MCP game server for AI-assisted play, analysis, and integrations.

GitHub

Arvid Berndtsson

I help companies build practical security programs and reliable software. Focus areas: ISO 27001, SOC 2, secure development, incident readiness, AI governance, and modern web apps.

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